advagg 7.x-2.33

Bugs Fixed:
#2947925: unexpected '[' in /sites/all/modules/advagg/advagg_js_compress/jshrink.inc, line 122
#2945207: Warning: Invalid argument supplied for foreach() in drupal_array_merge_deep_array()
#2947223: jQuery ready event does not work if last css file is a browser conditional one
#2951045: Warning: Invalid argument supplied for foreach() in _advagg_relocate_callback()
#2950648: Warning: Invalid argument supplied for foreach() in form_type_checkboxes_value() with css files that use external @import statements
#2949508: Some admin pages doesn't load after installation
#2952731: drupal_is_front_page() fails if site_frontpage setting is an alias

New Features:
#2950721: Don't require googleanalytics or piwik module when converting to local from external
#2948314: Clarify use w/Views
#2951744: Implement hook_help() and improve readme file
#2952736: Auto preload urls from inline critical css
#2953503: Critical CSS should have a filename equlivant for easy export
#2953468: Allow for critical css to also use url aliases on lookup

Notes for other modules:
HTTP Parallel Request & Threading Library is not required but is recommended so Aggregates will be built in the background.